Operating Systems General Concepts Interview Questions
Questions Answers Views Company eMail

What is Difference between thread and process?

AirTies, Azingo, Bloomberg, Encora, Goldman Sachs, HCL, HP, MES, Microsoft, Samsung,

28 259064

How to communicate between difference process?

HP, IBM,

2 8854

What is the best way of communication in multi process environment? ex: getting log from different applications from multi servers?

HP,

1 3791

What is scheduling and How it effects the processor efficiency?

HP,

2 4331

What is virtual memory, if OS didt have that concept What are the problems can arise?

HP,

6 14756

What is the best suited algorithm to avoid internal fragmentation?

HP,

2 8471

How to escape from external fragmentation?

HP,

2 4670

What is difference in managing processes in windows, unix, RTOS?

HP,

2282

What is the difference between mutex and semaphore?

HP, Microsoft,

14 56880

What are counting semaphores?

HP, IBM,

4 13527

which is best among semaphores and mutexes?

HP,

2 6475

which is best among pipes, queues, shared memory and why?

HP,

2 5693

What are named pipes?

HP,

3 5607

What is the signal?

HP,

1 4252

What is the highest priority software interrupt?

HP,

1 4778


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Un-Answered Questions { Operating Systems General Concepts }

How do I copy a path to a shared drive?

574


Can you please explain the difference between load-time dynamic linking and run-time dynamic linking?

572


What is dual-mode operation?

716


What is the difference between shared memory and message passing?

553


Which vpn protocol is best?

523






What is throughput?

597


Why paging is used in os?

577


Explain migration process?

550


Hello this is gaurav garg I have completed BCA. plz TEll me how will ask question in interview.

1733


List the issues related to the handheld system.

575


How does gcd work?

574


Is 64gb ram enough for gaming?

568


What are the major differences between Thread and Process?

616


What is the use of paging in operating system?

539


What is the difference between logical address space and physical address space?

570